nav{overflow: hidden;}
nav{

}
nav li{float: left;width: 25%;text-align: center;color:#333;}
nav li{margin-top: 1rem;}
nav li p{font-size:1rem;margin-top: .3rem;}
nav .icon{
  width: 1em; height: 1em; vertical-align: -0.15em; fill: currentColor; overflow: hidden;
  font-size:2.4rem;
}
